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Biological system that determines the development of an organism's sex
A sex-determination system is a biological system that determines the development of the organism's sex. Most organisms that create their offspring using
Sex-determination_system
Method of determining sex
The XY sex-determination system is a sex-determination system present in many mammals (including humans), some insects (Drosophila), some snakes, some
XY_sex-determination_system
Chromosomal system
The ZW sex-determination system is a chromosomal system that determines the sex of offspring in birds, some fish and crustaceans such as the giant river
ZW_sex-determination_system
Biological system that determines the sex of offspring
The XO sex-determination system (sometimes referred to as X0 sex-determination system) is a system that some species of insects, arachnids, and mammals
XO_sex-determination_system
Trait that determines an organism's sexually reproductive function
sex of an individual is determined through one of several biological sex-determination systems. Most mammalian species have the XY sex-determination system
Biological_sex
Environmental sex determination by temperature during development
Temperature-dependent sex determination (TSD) is a type of environmental sex determination in which the temperatures experienced during embryonic/larval
Temperature-dependent sex determination
Temperature-dependent_sex_determination
Biological system in certain moths
ZO sex-determination system is a system that determines the sex of offspring in caddisflies and several moths. In those species, there is one sex chromosome
ZO_sex-determination_system
Biological system where sex is determined by the number of sets of chromosomes
Haplodiploidy is a sex-determination system in which males develop from unfertilized eggs and are haploid, and females develop from fertilized eggs and
Haplodiploidy
Process of development of sex differences in humans
tracts. The development of sexual differences begins with the XY sex-determination system that is present in humans, and complex mechanisms are responsible
Sexual differentiation in humans
Sexual_differentiation_in_humans
Chromosome that differs from an ordinary autosome in form, size, and behavior
transition exhibit a hybrid genetic/temperature sex determination system. Many scientists argue that sex determination in plants is more complex than that in humans
Sex_chromosome
Topics referred to by the same term
Sex determination may refer to: A sex-determination system, a biological system that directs the development of sexual characteristics in an organism
Sex_determination
Embryonic development of sex differences
the sex differences between males and females from an undifferentiated zygote. Sex differentiation is usually distinct from sex determination; sex determination
Sexual_differentiation
Process of discerning sex at birth
to play a more central role in such determinations, marking the beginning of a shift toward the modern view of sex as a biological and binary category
Sex_assignment
Topics referred to by the same term
WZ may refer to: WZ sex-determination system, also known as the ZW sex-determination system WZ theory, a technique for simplifying certain combinatorial
WZ
Method of sex-determination
Environmental sex determination is the establishment of sex by a non-genetic cue, such as nutrient availability, experienced within a discrete period
Environmental sex determination
Environmental_sex_determination
Species of wasp
signals of a wasp's social status. It has also been found that caste determination is irreversibly determined by temperature during the immature stages
Polistes_exclamans
Sex-specific patterns of inheritance
patterns are different in animals that use sex-determination systems other than XY. In the ZW sex-determination system used by birds, the mammalian pattern
Sex_linkage
Topics referred to by the same term
chromosomes, in the XY sex-determination system (of humans, as well as some other animals and some plants) and the XO sex-determination system (of some animals):
XX
Protein that initiates male sex determination in therian mammals
responsible for the initiation of male sex determination in therian mammals (placentals and marsupials). SRY is an intronless sex-determining gene on the Y chromosome
Sex-determining region Y protein
Sex-determining_region_Y_protein
Sex chromosome present in both sexes in the XY and X0 sex-determination systems
two sex chromosomes in many organisms, including mammals, and is found in both males and females. It is a part of the XY sex-determination system and
X_chromosome
Sex chromosome in the XY sex-determination system
one of two sex chromosomes in therian mammals and other organisms. Along with the X chromosome, it is part of the XY sex-determination system, in which
Y_chromosome
of sex-determining mechanisms, characterized by the evolutionary transition to genetic sex determination or temperature-dependent sex determination from
Evolution of sex-determining mechanisms
Evolution_of_sex-determining_mechanisms
Asexual reproduction without fertilization
the XY or the XO sex-determination system have two X chromosomes and are female. In species that use the ZW sex-determination system, they have either
Parthenogenesis
Topics referred to by the same term
homogametic males under the ZW sex-determination system ZZ, homogametic males under the ZO sex-determination system Zamioculcas (or ZZ plant), a flowering
ZZ
Form of human sexual intercourse
Synonyms are: vaginal sex, coitus (Latin: coitus per vaginam), (in elegant colloquial language) intimacy, or (poetic) lovemaking. Various sex positions can be
Penile–vaginal_intercourse
Sex determination in the flower genus Silene
heteromorphic sex-determining chromosomes expressed as XY. It is important to recognize that not all species of Silene have this sex determination system. A few
Sex_determination_in_Silene
Crossbred chickens
red shouldered sex-link cock ZW sex-determination system List of chicken breeds The Making of Sex-Links - FeatherSite Barry Koffler Sex-Links - FeatherSite
Sex-link
Topics referred to by the same term
disorder in which all or part of an X chromosome is absent X0 sex-determination system, as found in some insects X0, a smaller rigged version of an X1
X0
Sex of an organism which produces sperm
sex-determination system. In most animals, including humans, sex is determined genetically; however, species such as Cymothoa exigua change sex depending
Male
Species of butterfly
browns have a zygoticity based sex determination system. Females are heterozygotes (Z0) and homozygotes (ZZ) are male. Sex is determined by a single masculinising
Bicyclus_anynana
Laboratory process
ZW sex determination system, in which females are heterogametic (ZW) and males are homogametic (ZZ). This is in contrast to the XY sex determination system
Genotyping
Development of female characteristics
passed on to the next generation. Defeminization Virilization Sex-determination system Fry, D.; Toone, C. (21 August 1981). "DDT-induced feminization
Feminization_(biology)
Gene of insects
Doublesex (dsx) is a gene that is involved in the sex determination system of many insects including the fruit fly Drosophila melanogaster. The gene is
Doublesex
Biological process
adaptations. Sex-determination system Sequential hermaphroditism Temperature-dependent sex determination Teratogenesis Weber C, Capel B (November 2018). "Sex reversal"
Sex_reversal
Drosophila male phenotype
American geneticist Calvin Bridges, who discovered the genic balance sex-determination system in Drosophila in 1921, used the terms "superfemale" and "supermale"
Metamale
Sex of an organism that produces ovums
same size). In species that have males and females, sex-determination may be based on either sex chromosomes, or environmental conditions. Most female mammals
Female
Genus of lizards
near the upper pivotal temperature for its temperature-dependent sex determination system. There are two recognized species in the genus Hemitheconyx: Hemitheconyx
Hemitheconyx
Topics referred to by the same term
wind speed calculations Z0 sex-determination system in some moth species, also referring to biological females under this system 0Z (disambiguation) This
Z0
Mechanisms that form the reproductive system
The development of the reproductive system is the part of embryonic growth that results in the sex organs and contributes to sexual differentiation. Due
Development of the reproductive system
Development_of_the_reproductive_system
Genus of fishes
conducted to uncover its sex determination system and putative sex‐determining genes. Indicating a ZZ/ZW sex determination system, and that a "Z dosage"
Protosalanx
Sex characteristics between male and female
PMID 22265612. Hunter, R. H. F.; Hunter, Ronald Henry Fraser (1995-03-09). Sex Determination, Differentiation and Intersexuality in Placental Mammals. Cambridge
Intersex_(biology)
Family of reptiles
thought to have both genetic sex determination (GSD) and temperature-dependent sex determination (TSD). Despite having sex chromosomes that are not distinguishable
Skink
Free-living species of nematode
pair of sex chromosomes. Sex in C. elegans is based on an X0 sex-determination system. Hermaphrodites of C. elegans have a matched pair of sex chromosomes
Caenorhabditis_elegans
Warm-blooded animals with wings and feathers
they have two sexes: either female or male. The sex of birds follows the Z and W sex-determination system, where the ovum determines the sex of the offspring
Bird
Genus of flowering plants
that an XY sex-determination system is present. At the time, the XY system was the only known system of sex determination. The X:A system was first described
Cannabis
Biological development of male sex characteristics
Virilization is a medical term commonly used in three medical and biology of sex contexts: prenatal biological sexual differentiation, the postnatal changes
Virilization
Variety of cockatiel
Miami, Florida, United States, in 1958. Cockatiels use the ZW sex-determination system. In a simplified form, lutino is determined by a single recessive
Lutino_cockatiel
Degree of similarity of the alleles in an organism
that a few chromosomes may be mismatched as part of a chromosomal sex-determination system. If both alleles of a diploid organism are the same, the organism
Zygosity
Sex-specific adaptations
Sexual dimorphism is the condition where different sexes of the same species exhibit different morphological characteristics, including characteristics
Sexual_dimorphism
Animal sexual reproductive act in which a male introduces sperm into the female's body
sexually with external fertilization. Spiders have separate male and female sexes. Before mating and copulation, the male spider spins a small web and ejaculates
Copulation_(zoology)
Biomechanics of human sexual intercourse
The mechanics of human sexuality or mechanics of sex, or more formally the biomechanics of human sexuality, is the study of the mechanics related to human
Mechanics_of_human_sexuality
Topics referred to by the same term
other or neither Male Female Gender of connectors and fasteners XY sex-determination system Male (disambiguation) Female (disambiguation) This disambiguation
Male and Female (disambiguation)
Male_and_Female_(disambiguation)
Species of flowering plant
in) long. It has distinct dioecious characteristics with an XY sex determination system that has been studied through its genome sequencing. The genus
Hippophae_salicifolia
Biological process
males. This system of sex determination is unique, because there is no male specific chromosome, as is the case in XX/XY sex determination systems. However
Sex-chromosome dosage compensation
Sex-chromosome_dosage_compensation
Type of Drosophila fruit fly
American geneticist Calvin Bridges, who discovered the genic balance sex-determination system in Drosophila in 1921, used the terms "superfemale" and "supermale"
Metafemale
Topics referred to by the same term
in Wiktionary, the free dictionary. ZW or zw may refer to: ZW sex-determination system, chromosomal in birds and some species of reptile, fish, and insect
ZW
Species of wasp
Tree wasps carry out worker policing and have a haplodiploid sex-determination system; this results in a high level of relatedness within the colony
Dolichovespula_sylvestris
Species of wasp
involved in larval feeding. The median wasp has a haplodiploid sex determination system that results in a high level of relatedness within the colony.
Median_wasp
Flatfish species
pathogen susceptibility and uneven sex ratio. Cynoglossus semilaevis has a female heterogametic sex-determination system, with females being ZW and males
Cynoglossus_semilaevis
Topics referred to by the same term
abbreviation: XO), an electronic circuit XO sex determination system, a chromosomal system used to designate sex of some species of insects, arachnids, and
XO
Division or infraclass of fishes
XY sex-determination system and ZW sex-determination system exist in teleost species. Some species, such as the southern platyfish, have both systems and
Teleost
Organism that produces both male and female gametes
ISBN 978-0-8493-2005-7. OCLC 299866547. Pandian TJ (2 September 2011). Sex Determination in Fish. CRC Press. ISBN 978-1-4398-7919-1. Archived from the original
Hermaphrodite
Order of egg-laying mammals
five pairs of sex chromosomes which collectively behave as a single XY sex-determination system — during spermatogenesis, the ten sex chromosomes of
Monotreme
Male-producing form of parthenogenesis
males from unfertilized eggs in insects having a haplodiploid sex-determination system. Males are produced parthenogenetically, while diploid females
Arrhenotoky
Ratio of males to females in a population
hypothesis XY sex-determination system Humans: List of countries by sex ratio Bride kidnapping Groom kidnapping Demographic transition Sex selection Sex-selective
Sex_ratio
Topics referred to by the same term
engineering and technical support situations XY sex chromosomes, in the XY sex-determination system found in many animals a male, an organism typically
XY
American geneticist (born 1946)
expression pathways controlling sex determination. His work also explored the evolutionary dynamics of sex-determination systems. Cline was elected to the National
Thomas_W._Cline
Topics referred to by the same term
intelligence chatbot developed by Microsoft ZO sex-determination system, chromosomal system in biology determining the sex of some moth species ZO, heterogametic
Zo
Genus of bivalves
Walter R. (May 2011). "Novel Protein Genes in Animal mtDNA: A New Sex Determination System in Freshwater Mussels (Bivalvia: Unionoida)?". Molecular Biology
Toxolasma
American geneticist (1856–1939)
in modern biology, The Cell. He discovered the chromosomal XY sex-determination system in 1905. Nettie Stevens independently made the same discovery the
Edmund_Beecher_Wilson
Haploid sex cell
Peichel CL, Kirkpatrick M, Otto SP, Ashman TL, et al. (July 2014). "Sex determination: why so many ways of doing it?". PLOS Biology. 12 (7) e1001899. doi:10
Gamete
Species of reptile
group taking place around seven million years ago. It has an XY sex determination system, which is likely shared across all major skink lineages. List of
Cryptoblepharus_egeriae
Biology theory
of chromosomal sex determination limits opportunities for parental control of offspring sex ratio. However, adaptive adjustment of sex ratio has been
Sex_allocation
Species of beetle
has 8 autosomal chromosomes and 1 sex chromosome forming a diploid set of 18 chromosomes. The sex determination system for Stegobium paniceum is based on
Drugstore_beetle
confused with sex-linked characteristics, which have to do with genetic differences on the sex chromosomes (see sex-determination system). Sex-limited genes
Sex-limited_genes
Sex change as part of the normal life cycle of a species
other type being simultaneous hermaphroditism. It occurs when the organism's sex changes at some point in its life. A sequential hermaphrodite produces eggs
Sequential_hermaphroditism
Type of hermaphroditism
sexual maturity. Also sex determination does not apply to simultaneous hermaphrodites (except in species with mix mating systems). In simultaneous hermaphrodites
Simultaneous_hermaphroditism
Species of wasp
carolina, like many eusocial insects, follows a haplodiploidy sex determination system, meaning males are haploid and develop from unfertilized eggs,
Polistes_carolina
Sex verification in sports (also known as gender verification, gender determination, or a sex test) consists of tests conducted to determine an athlete's
Sex_verification_in_sports
Male bee
honey bees and other social insects, known as the haplodiploid sex-determination system. The drones have two reproductive functions: each drone grows from
Drone_(bee)
Body posture in mammals for sexual receptivity
inhibit the reflex at the spinal level, so it is not activated at all times. Sex hormones control reproduction and coordinate sexual activity with the physiological
Lordosis_behavior
Largest living species of lizard
males. Komodo dragons have the ZW chromosomal sex-determination system, as opposed to the mammalian XY system. Male progeny prove Flora's unfertilized eggs
Komodo_dragon
Species of fish
platyfish has three sex chromosomes W, X, and Y, that interact with autosomal genes. This creates a highly complex sex determination system. The Y chromosome
Southern_platyfish
Species of fish
provides insights into gigantism, fast growth and chromosomal sex determination system". Scientific Reports. 9 (1): 5293. Bibcode:2019NatSR...9.5293D
Arapaima_gigas
Process of pairing in biology
Breeding season Evolution of sex Lordosis behavior Mate choice copying Mating system Reproduction Sex determination system Sexual conflict Sexual intercourse
Mating
Bias against acknowledging the achievements of women scientists
discoverer of the XY sex-determination system. Her crucial studies of mealworms revealed for the first time that an organism's sex is determined by its
Matilda_effect
Any chromosome other than a sex chromosome
Autosomal recessive Homologous chromosome Pseudoautosomal region XY sex-determination system Genetic disorder Griffiths, Anthony J. F. (1999). An Introduction
Autosome
Species of amphibian
(2 in) in length. Sex determination in the vast majority of amphibians is controlled by homomorphic (morphologically indistinguishable) sex chromosomes. As
Western_clawed_frog
Atypical congenital variations of sex characteristics
medical invention of sex. Cambridge, Mass.: Harvard University Press. ISBN 978-0-674-00189-3. Ross L, Blackmon H (2016). "Sex Determination". Encyclopedia of
Intersex
Palm tree cultivated for its sweet fruit
plants. Like all members of genus Phoenix, sex determination occurs through an XY sex-determination system, where three genes that are conserved in all
Date_palm
Protein family
Transformer (tra) is a family of genes which regulate sex determination in insects such as flies. Among its effects, it (P11596) regulates differences
Transformer_(gene)
lay eggs. The monotremes have a sex determination system different from that of most other mammals. In particular, the sex chromosomes of a platypus are
Mammalian_reproduction
Sex is influenced by water pollutants that are encountered in everyday life. These sources of water can range from the simplicity of a water fountain
Sex effects of water pollution
Sex_effects_of_water_pollution
Procreative biological processes of humanity
on jurisdictions. Even for minors above the age of consent, comprehensive sex education advises one or both parties to use contraception to avoid both
Human_reproduction
Biological phenomenon
Haig, D. (1993). "The evolution of unusual chromosomal systems in coccoids: Extraordinary sex ratios revisited". Journal of Evolutionary Biology (Free
Pseudo-arrhenotoky
Species of lizard
month and a half. The sex of bearded dragons is typically determined genetically via a ZW sex-determination system. Unlike the XY system in mammals (where
Central_bearded_dragon
Species of beetle
these two species. The date stone beetle uses the haplodiploid sex-determination system and inbred mating is very common. High-relatedness within C. dactyliperda
Coccotrypes_dactyliperda
Reproductive system of the human male
The male reproductive system consists of a number of sex organs that play a role in the process of human reproduction. These organs are located on the
Male_reproductive_system
Union of an egg and sperm to form a zygote within the female body
history: the evolution and development of primate female sexuality". Journal of Sex Research. 41 (1): 101–12. doi:10.1080/00224490409552218. PMC 1255935. PMID 15216429
Internal_fertilization
Inactivation of copies of X chromosome
precursor cell) contains the normal or defective G6PD allele. Sex-determination system Dosage compensation Barr body Heterochromatin Epigenetics Skewed
X-inactivation
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SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
Boy/Male
Indian
Determination
Girl/Female
Muslim
Intention, Determination
Boy/Male
Hindu
Will, Determination
Girl/Female
Spanish
Strength; determination.
Girl/Female
Arabic, Muslim
Determination; Resolution
Girl/Female
Hindu
Achievement, Determination
Girl/Female
Arabic, Muslim
Determination; Resolution
Boy/Male
Tamil
Will, Determination, Resolve
Boy/Male
Tamil
Determination
Male
English
19th century English name derived from Latin rex, REX means "king."
Boy/Male
Egyptian Hebrew Swedish
Son of Seb and Nut.
Girl/Female
Indian
Intention, Determination
Boy/Male
Hindu
Will, Determination, Resolve
Girl/Female
Tamil
Praapti | பà¯à®°à®¾à®ªà¯à®¤à®¿
Achievement, Determination
Praapti | பà¯à®°à®¾à®ªà¯à®¤à®¿
Boy/Male
Tamil
Will, Determination
Girl/Female
Muslim
Determination, Resolution
Surname or Lastname
English
English : variant spelling of See.
Boy/Male
Tamil
Will, Determination, Resolve
Boy/Male
Hindu
Will, Determination, Resolve
Girl/Female
Indian, Sanskrit
Knowledge; Determination
SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
SEX DETERMINATION-SYSTEM
n.
Want of determination; an unsettled or wavering state, as of the mind.
n.
Purpose; determination.
n.
The addition of a differentia to a concept or notion, thus limiting its extent; -- the opposite of generalization.
n.
A flow, rush, or tendency to a particular part; as, a determination of blood to the head.
n.
The act, process, or result of any accurate measurement, as of length, volume, weight, intensity, etc.; as, the determination of the ohm or of the wave length of light; the determination of the salt in sea water, or the oxygen in the air.
n.
That which ends or bounds; limit in space or extent; bound; end; as, the termination of a line.
n.
Termination of being; death; destruction; extermination; also, cause of death or destruction.
n.
A vow or determination.
n.
The act of exterminating; total destruction; eradication; excision; as, the extermination of inhabitants or tribes, of error or vice, or of weeds from a field.
n.
Bringing to an end; termination; limit.
n.
Determination by one's self; or, determination of one's acts or states without the necessitating force of motives; -- applied to the voluntary or activity.
n.
The act of terminating, or of limiting or setting bounds; the act of ending or concluding; as, a voluntary termination of hostilities.
n.
Determination; decision; arbitration.
n.
Antecedent decree or determination.
n.
The act of determining the relations of an object, as regards genus and species; the referring of minerals, plants, or animals, to the species to which they belong; classification; as, I am indebted to a friend for the determination of most of these shells.
n.
courage, determination.
n.
Previous contrivance or determination; predetermination.
n.
Final decision; determination; result.
n.
End in time or existence; as, the termination of the year, or of life; the termination of happiness.
n.
Indetermination.
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